A customer needs to test a database schema migration. Which approach should an Architect recommend?
Fork the production database, and run the migration and tests against the fork
Detach the Heroku Postgres add-on. and run the migration and tests against the database.
Create a follower database, and run the migration and test against the follower database
Place the app into maintenance mode, and then perform the tests
-https://www.herokuxom/tech-sessions/get-started-with-apache-kafka
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